Fix wrong ST code generation in case of several coils connected to each other.
For example,
|---|Var0|----(Var1)--(Var2)---|
Closes #32
# those files are used in runtime
# licensed according to LGPL, see COPYING.runtime
images/icostop24.png
images/icoplay24.png
images/brz.png
util/__init__.py
util/paths.py
runtime/WampClient.py
runtime/PLCObject.py
runtime/NevowServer.py
runtime/webinterface.js
runtime/__init__.py
runtime/ServicePublisher.py
runtime/typemapping.py
runtime/loglevels.py
Beremiz_service.py